S31.10AA

Billable

ChapterS00–T88

Ranksubcategory

Official Description

Unspecified open wound of abdominal wall, unspecified flank without penetration into peritoneal cavity, initial encounter

Metadata & Insights

•Billable/specific code (valid for reimbursement).
•Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88).

General instructions are available for the parent sections:

View CH19 Notes View S30-S39 Notes View S31 Notes View S31.1 Notes View S31.10A Notes

Clinical Hierarchy

BillableHas subcodes

CH19Injury, poisoning and certain other consequences of external causes (S00-T88)

S30-S39Injuries to the abdomen, lower back, lumbar spine, pelvis and external genitals (S30-S39)

S31Open wound of abdomen, lower back, pelvis and external genitals

S31.1Open wound of abdominal wall without penetration into peritoneal cavity

S31.10Unspecified open wound of abdominal wall without penetration into peritoneal cavity

S31.10AUnspecified open wound of abdominal wall, unspecified flank without penetration into peritoneal cavity

S31.10AAUnspecified open wound of abdominal wall, unspecified flank without penetration into peritoneal cavity, initial encounterBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to S31.10AA:

subcategoryS31.10A

Unspecified open wound of abdominal wall, unspecified flank without penetration into peritoneal cavity

View context instructions

subcategoryS31.1

Open wound of abdominal wall without penetration into peritoneal cavity

View context instructions

categoryS31

Open wound of abdomen, lower back, pelvis and external genitals

View context instructions

blockS30-S39

Injuries to the abdomen, lower back, lumbar spine, pelvis and external genitals (S30-S39)

View context instructions

chapterCH19

Injury, poisoning and certain other consequences of external causes (S00-T88)

View context instructions

Code History

FY 2025: This code replaced S31.109A (Unspecified open wound of abdominal wall, unspecified quadrant without penetration into peritoneal cavity, initial encounter)

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 604

Trauma to the Skin, Subcutaneous Tissue and Breast with MCC

DRG 605

Trauma to the Skin, Subcutaneous Tissue and Breast without MCC

DRG 963

Other Multiple Significant Trauma with MCC

DRG 964

Other Multiple Significant Trauma with CC

DRG 965

Other Multiple Significant Trauma without CC/MCC

Cross Reference

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